<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<script>
			var obj1 = new Object("abc123");
			console.log(obj1);
			console.log(obj1.constructor);

			var stu1 = {};
			stu1.id = 1;
			stu1.name = "张三";
			stu1.age = 18;
			console.log(stu1.constructor);
			console.log(stu1.id + "," + stu1.name + "," + stu1.age);

			var stu2 = {
				id: 2,
				name: "王五",
				age: 19
			}
			console.log(stu2.id + "," + stu2.name + "," + stu2.age);

			var stu3 = {}
			stu3["id"] = 3;
			stu3["name"] = "王五";
			stu3["age"] = 19;
			console.log(stu3.id + "," + stu3.name + "," + stu3.age);

			var stu4 = {
				id: 4,
				name: "赵六",
				age: 20,
				study: function() {
					console.log(this.name + "正在学习");
				}
			}
			console.log(stu4.id + "," + stu4.name + "," + stu4.age);
			stu4.study();
		</script>
	</body>
</html>
